Showing posts with label HDR. Show all posts
Showing posts with label HDR. Show all posts

Monday, November 29, 2010

Pictures from Thanksgiving

I’m kicking myself for not breaking out my camera during the Thanksgiving festivities.  I still feel silly toting around this huge camera and trying to look like I know what I’m doing with it… especially at family functions where I should be taking snapshots… not minutes to set up a shot.  I’m going to have to keep my pocket camera handy in the future so that I can whip it out and still capture the moments.  I really should have taken some pictures of all the food too.  I think we counted 26 pies at the Alston feast.

Anyways, here are a couple of my other favorites from our Thanksgiving trip.

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For these photos, I applied a new preset (Wedding Fantasy) I found for over at lightroomkillertips.com.  This last picture of the saguaro skeleton was a mixture of HDR (high contrast surrealistic filter in photoshop), pulling the sky from of one of the darker exposure, and apply the wedding fantasy preset above in lightroom.

Wednesday, November 24, 2010

High Dynamic Range Photography

I was able to practice more HDR photography on the Elk hunt last week.  HDR photography is an effort to see into all the highlights, shadows, and mid-tones at the same time.  For these photos I took three separate pictures.  One exposed “correctly”, one at +2 EV (plus to f-stops), and one at –2 EV (minus 2 f-stops).  I only changed the shutter speed between the exposure in order to keep the same depth of field (DOF).  Photoshop has a merging feature that takes all 3 photos and tries to interpolate which areas of each photo to keep so that you get a higher dynamic range of details in the highlights, shadows, and mid-tones all merged into one photo.  Then I tried out all sorts of presets and filters to change the look even more.  I really liked the surrealistic look on these landscape images.

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This last one has a similar idea of extending the dynamic range, but I did it by overlaid one photo on top of another and erased the areas in the shadows to show the portions the grass and sign on the lower layer.  I had processed this the same way I did for the images above, but I didn’t like the way the sky turned out.  So, I used the sky I liked from one photo and the ground and fence I liked from another.

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By the way, we camped right next to the reservation line.  This sign says, “Strictly Closed Area For Non-Members  - No Access - No Hunting.”  In case you tried to read it.  One guy in our group saw a herd of about forty Elk just on the “member side.”  Unfortunately, they never decided to come over to our side of the fence in this area while we were there.

As I’ve studied HDR photography, I’ve heard a lot about tone mapping.  I think I’ll dig into that deeper next time I do some HDR photos.  I’ve also heard a lot of good things about Photomatix software for processing the HDR images.  I’ll have to give that a try too.